PVC Cua Sov StabilizersUa si lub luag haujlwm tseem ceeb hauv kev ua kom muaj kev ua tau zoo thiab kav ntev ntawm cov kav dej pipes. Cov cabilizers no tau siv los tiv thaiv cov ntaub ntawv phua pvc cov ntaub ntawv los ntawm kev ua tsis raws kev ua kom sov, lub teeb thiab cov pa oxygen. Hauv tsab xov xwm no, peb yuav tshawb tau daim ntawv thov ntawm PVC cov pa hluav taws hauv cov neeg ua xovxwm kub hnyiab hauv cov kav dej rau hauv cov kav dej rau hauv cov kav dej rau hauv cov kav dej rau hauv cov kav dej pvc kav thiab lawv qhov tseem ceeb rau kev tswj cov yeeb nkab zoo.
PVC, lossis polyvinyl chloride, yog cov khoom siv ntau yam siv hauv kev tsim kho kev tsim kho rau ntau cov ntawv thov, suav nrog cov kav dej, fittings thiab conduits. Pvc kav yog dav siv nyob rau hauv cov dej mov, tso dej, dej thiab dej pheeb suab vim tias lawv cov durability, thiab yooj yim ntawm kev teeb tsa. Txawm li cas los xij, pvc cov ntaub ntawv zoo li txwv thaum raug cua sov thiab lub teeb, ua rau ploj ntawm cov tshuab muaj zog thiab tshem tawm.
Yuav kom kov yeej txoj kev sib tw no, ua kom kub kub stabilizers tau siv los tiv thaiv cov pvc cov khoom los ntawm thermal degradation thaum ua haujlwm thiab kev pabcuam lub neej ntawm cov kav dej rau ntawm cov neeg nqa khoom. Lub hom phiaj ntawm cov cabilizers no yog txhawm rau ua qhov tsis zoo uas tshwm sim thaum PVC yog nthuav tawm cov pa thiab kev tswj hwm nws cov khoom siv.
Muaj ntau hom stabilizers siv rau cov kav dej pipilizizers siv rau cov stabilizizizers txhuas, cov roj calcium raws li stabilizers thiab cov organic raws li stabilizers. Txhua hom stabilizer muaj nws tus kheej cov khoom ntiag tug thiab cov txiaj ntsig zoo, thiab xaiv cov kev ua tau zoo tshaj plaws ntawm koj PVC cov yeeb nkab daim ntawv thov.
Lead-bamer bumerilizers, xws li txhuas sulfate thiab tulentent sulfate, tau siv dav nyob rau yav dhau los vim lawv cov nqi zoo heev. Txawm li cas los xij, vim muaj kev txhawj xeeb ib puag ncig thiab kev noj qab haus huv, ntau lub tebchaws tau phased tawm ntawm cov kev siv cov hmoov txhuas divilizizers thiab hloov lawv nrog lwm cov cabiliatizers.
Tin-based stabilizers, xws li Dibutyltin Dilaurate thiab Tributyltin oxide, yog paub rau lawv cov siab thermal ruaj khov thiab ua rau lawv haum rau cov ntawv thov yog qhov tseem ceeb. Cov cabilizers no kuj tiv thaiv PVC cov yeeb nkab los ntawm kev tsis txaus siab thaum lub sijhawm ua thiab sab nraum zoov.
Cov tshuaj calcium raws li steeilizers, xws li cov calcium stearate thiab calcium stearchizers thiab feem ntau siv nyob rau hauv cov pipe stabilizers thiab feem ntau siv nyob rau hauv kev tsim cov dej pvc cov khoom haus rau haus dej thiab ntim zaub mov. Cov stabilizers muaj cov zoo thermal stability thiab huab cua kuj, ua rau lawv haum rau kev siv sab nraum zoov.
Organic Stabilizers, xws li epoxidized taum roj thiab methyltin mercaptide, yog muab tau los ntawm cov chaw ua si thiab muaj nrov vim lawv ib puag ncig phooj ywg thiab cov khoom tsis muaj tshuaj lom zem. Cov cabilizers muaj kev tiv thaiv cov pipes pvc kav los ntawm kev ua kom sov thiab yog qhov tsim nyog rau kev siv nrog cov kev cai nruj ib puag ncig.
Thaum lub sij hawm tsim kev tsim khoom ntawm cov kav dej ntawm cov pipes, PVC kub kub stabilizers tau ntxiv rau pvc resin thaum lub sij hawm sib xyaw ua homogeneous sib xyaw. Stabilizers zoo nyob rau hauv cov kev cuam tshuam tsis zoo tshwm sim los ntawm tshav kub thiab lub teeb los ntawm kev sib sau ua ke nrog PVC polymer chains. Qhov no ua kom pom tseeb tias cov yeeb nkab PVC cov yeeb nkab tswj tau nws cov kev kho tshuab, xim ruaj khov thiab muaj kev ntseeg siab nyob rau hauv nws lub neej pabcuam.
Thaum lub sijhawm ua haujlwm lub neej ntawm cov kav dej ntawm cov kav dej ntawm cov kav dej ntawm cov neeg nqa tawm xws li tshav ntuj, kub hloov pauv, thiab lwm yam. PVC Cov Hluav Taws Kub Stabilizers Ua lub luag haujlwm tseem ceeb hauv kev tiv thaiv cov kav dej los ntawm cov kev ua tau zoo no thiab kev ntseeg tau.
Daim ntawv thov ntawm PVC cov pa hluav taws kub ruaj khov yog qhov tseem ceeb los tswj qhov zoo thiab kev ua tau ntawm cov kav dej pvc. Cov cabilizers no tiv thaiv cov pvc cov khoom ntawm thermal degradation thiab xyuas kom meej tias cov yeeb nkab tswj hwm nws cov khoom siv tshuab, xim ruaj khov thiab muaj kev ncaj ncees. Raws li cov thev naus laus zis stabisal, tam sim no muaj ntau txoj kev xaiv kom tau raws li cov cai tshwj xeeb ntawm cov sib txawv PVC cov tshuaj sib txawv. Raws li qhov kev thov rau cov khoom siv zoo thiab ruaj khov ntxiv, qhov tseem ceeb ntawm PVC cov pa hluav taws xob hauv PVC cov yeeb nkab ruaj khov tsis tau.
Lub Sijhawm Post: Jan-10-2024